* under the License.
 */
package org.apache.maven.internal.impl;

import java.util.AbstractMap;
import java.util.AbstractSet;
import java.util.Iterator;
import java.util.Map;
import java.util.NoSuchElementException;
import java.util.Set;

class PropertiesAsMap extends AbstractMap<String, String> {

    private final Map<Object, Object> properties;

    PropertiesAsMap(Map<Object, Object> properties) {

 * under the License.
 */
package org.apache.maven.internal.impl;

import java.util.AbstractMap;
import java.util.AbstractSet;
import java.util.Iterator;
import java.util.Map;
import java.util.NoSuchElementException;
import java.util.Set;

class PropertiesAsMap extends AbstractMap<String, String> {

    private final Map<Object, Object> properties;

    PropertiesAsMap(Map<Object, Object> properties) {

 * under the License.
 */
package org.apache.maven.api;

import java.nio.file.Path;
import java.time.Instant;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.NoSuchElementException;
import java.util.Optional;

import org.apache.maven.api.annotations.Experimental;
import org.apache.maven.api.annotations.Nonnull;
import org.apache.maven.api.annotations.Nullable;

 */
package org.apache.maven.internal.impl;

import javax.inject.Inject;
import javax.inject.Named;
import javax.inject.Singleton;

import java.util.List;
import java.util.Map;
import java.util.NoSuchElementException;
import java.util.Optional;

import org.apache.maven.api.services.Lookup;
import org.apache.maven.api.services.LookupException;
import org.codehaus.plexus.PlexusContainer;

 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.maven.internal.impl;

import java.util.Iterator;
import java.util.Map.Entry;
import java.util.NoSuchElementException;
import java.util.Properties;
import java.util.Set;

import org.junit.jupiter.api.Test;

import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertFalse;

    @Nonnull
    @Override
    @SuppressWarnings("unchecked")
    public <T extends Service> T getService(Class<T> clazz) throws NoSuchElementException {
        T t = (T) services.computeIfAbsent(clazz, this::lookup);
        if (t == null) {
            throw new NoSuchElementException(clazz.getName());
        }
        return t;
    }

    private Service lookup(Class<? extends Service> c) {
        try {